--- /dev/null
+diff -ur mkinitrd-5.1.19.6.orig/mkinitrd mkinitrd-5.1.19.6/mkinitrd
+--- mkinitrd-5.1.19.6.orig/mkinitrd 2011-01-10 12:00:39.796739000 -0500
++++ mkinitrd-5.1.19.6/mkinitrd 2011-01-10 12:01:16.485745366 -0500
+@@ -1839,10 +1839,10 @@
+
+ emit_modules $MODULES
+
+-#if [ -n "$vg_list" ]; then
+-# emit "echo Making device-mapper control node"
+-# emit "mkdmnod"
+-#fi
++if [ -n "$vg_list" ]; then
++ emit "echo Making device-mapper control node"
++ emit "mkdmnod"
++fi
+
+ if [ "$use_multipath" == "1" ]; then
+ emit "echo Creating multipath devices"